Datasheet > STV8248FDSX

STV8248FDSX

更新时间： 2025-08-12 03:23:27

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		/
页数	文件大小	规格书
167页	1227K
描述
SPECIALTY CONSUMER CIRCUIT, PQFP100, PLASTIC, TQFP-100

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STV8248FDSX 数据手册

STV82x8

Digital audio decoder/processor

for BTSC television/video recorders

Features

■

Fully automatic multi-standard demodulation

–

M/N standards

FM mono

BTSC (US MTS) stereo and SAP standards

■

Multi-channel capability

TQFP80 Package

TQFP100 Package

–

3 x I²S digital inputs

I²S SRC

S/PDIF (pass thru/out)

5.1 analog outputs

1 x I²S digital output (shared with one I²S digital

input)

2 x I²S additional digital outputs (TQFP100 only)

I²S digital loop for external delay (TQFP100

only)

Description

The STV82x8 family, based on 24-bit 48kHz audio

DSPs (digital signal processors), performs high quality

and advanced dedicated digital audio processing.The

STV82x8 devices provide all of the necessary

–

resources for automatic detection and demodulation of

analog audio transmissions for USA, Taiwanese, and

Brazilian terrestrial analog TV broadcasts.

■

Sound processing: Loudspeaker

–

Dolby ‚ Pro Logic ‚

Dolby ‚‚ Pro Logic II ‚

ST royalty-free processing: ST WideSurround^TM

Virtual or true multi-channel capabilities and easy

digital links make them ideal for digital audio low cost

consumer applications. Starting from enhanced stereo

up to independent control of 5 loudspeakers and a

subwoofer (5.1 channels), the STV82x8 family offers

standard and advanced features plus sound

ST OmniSurround^TM, (which is Virtual Dolby ‚

Surround and Virtual Dolby ‚ Digital compliant),

ST Dynamic Bass^TM

–

SRS ‚ WOW^TM, SRS TruSurround XT^TM

(which is Virtual Dolby ‚ Surround and Virtual

Dolby ‚ Digital compliant)

enhancements, spatial and virtual effects to enhance

television viewer comfort and entertainment.

SVC (smart volume control), 5-band equalizer

and loudness

–

Independent volume/balance

Variable beep tone and 3 sampled tones

Table 1.

Device summary

■

Sound processing: Headphone

Order code

STV82x8

Packaging

–

SVC (smart volume control), bass-treble,

loudness and SRS ‚ TruBass^TM

Independent volume/balance

Tray

–

Analog audio matrix

–

4 stereo inputs or 5 stereo inputs (TQFP100

only)

–

3 stereo outputs

THRU mode

2 V

capability

RMS

■

Audio delay for audio video synchronization

–

Embedded stereo delay up to 117 ms for lip-

sync function

Independent delay on headphone and

loudspeaker channels

External additional audio delay support

(TQFP100 only)

March 2009

Rev 2

1/167

www.st.com

12 3 4 5 6 7...167

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与STV8248FDSX相关器件

型号	品牌	获取价格	描述	数据表
STV8248FDSX/T	STMICROELECTRONICS	获取价格	SPECIALTY CONSUMER CIRCUIT, PQFP100, PLASTIC, TQFP-100
STV8257	STMICROELECTRONICS	获取价格	Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders
STV8257/T	STMICROELECTRONICS	获取价格	SPECIALTY CONSUMER CIRCUIT, PQFP80, ROHS COMPLIANT, PLASTIC, TQFP-80
STV8257D	STMICROELECTRONICS	获取价格	Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders
STV8257DS	STMICROELECTRONICS	获取价格	IC,AUDIO PROCESSOR,QFP,80PIN,PLASTIC
STV8257DS/T	STMICROELECTRONICS	获取价格	IC,AUDIO PROCESSOR,QFP,80PIN,PLASTIC
STV8257DSX	STMICROELECTRONICS	获取价格	Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders
STV8257DSXT	STMICROELECTRONICS	获取价格	Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders
STV8257DT	STMICROELECTRONICS	获取价格	Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders
STV8257SX	STMICROELECTRONICS	获取价格	Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders

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